Gurobi 5.0.1 (linux64) logging started Sun Nov 18 03:13:28 2012
Optimize a model with 153 rows, 135 columns and 515 nonzeros
Presolve removed 0 rows and 3 columns
Presolve time: 0.00s
Presolved: 153 rows, 132 columns, 512 nonzeros
Variable types: 0 continuous, 132 integer (131 binary)
Found heuristic solution: objective 26.0000000
Root relaxation: objective 0.000000e+00, 88 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 0.00000 0 55 26.00000 0.00000 100% - 0s
H 0 0 24.0000000 0.00000 100% - 0s
H 0 0 23.0000000 0.00000 100% - 0s
H 0 0 21.0000000 0.00000 100% - 0s
0 0 0.46847 0 57 21.00000 0.46847 97.8% - 0s
H 0 0 20.0000000 0.46847 97.7% - 0s
0 0 0.95788 0 58 20.00000 0.95788 95.2% - 0s
H 0 0 14.0000000 0.95788 93.2% - 0s
0 0 0.95923 0 59 14.00000 0.95923 93.1% - 0s
0 0 0.95923 0 59 14.00000 0.95923 93.1% - 0s
H 0 0 13.0000000 0.95923 92.6% - 0s
H 0 0 12.0000000 0.95923 92.0% - 0s
H 0 0 11.0000000 0.95923 91.3% - 0s
0 2 0.96125 0 59 11.00000 0.96125 91.3% - 0s
* 14 12 11 10.0000000 1.82011 81.8% 23.9 0s
* 34 15 12 9.0000000 1.96172 78.2% 17.9 0s
* 72 9 6 8.0000000 6.45455 19.3% 17.4 0s
Cutting planes:
Gomory: 4
Mod-K: 1
Explored 82 nodes (1751 simplex iterations) in 0.10 seconds
Thread count was 1 (of 16 available processors)
Optimal solution found (tolerance 1.00e-04)
Best objective 8.000000000000e+00, best bound 8.000000000000e+00, gap 0.0%